And this is why... Fresnel is everywhere Plugged right into the ISP header. Upgrades! Quite small PIR sensor Lecroy probe ground clip cable Lecroy probe alligator clip New clip Some shrinking tube bad current regulation bad current regulation bad current regulation bad current regulation bad current regulation bad current regulation WaveAce224_aperiodic_pulse_trigger_NOT-OK_001 WaveAce224_aperiodic_pulse_trigger_NOT-OK_002 WaveAce224_aperiodic_pulse_trigger_NOT-OK_003 WaveAce224_periodic_pulse_trigger_OK_001 WaveAce224_periodic_pulse_trigger_OK_002 WaveAce224_periodic_pulse_trigger_OK_003 WaveAce224_periodic_pulse_trigger_OK_004 WaveAce224_periodic_pulse_trigger_OK_005 Finally got these, too. PIR board tiny PIR board Fixed it! Melted to stay in place Cracked it open Not meant to be serviced The worst spot to fail IR-upgraded LCD backlights IR-upgraded Ikea Samtid IR receiver V1.10 IR receiver - back side IR receiver - front side Ice tube clock HV ripple Ice tube clock boost converter Hard Disk BLDC motor Y-wound Ice tube clock quartz Auto measurements: Δφ I call this a bug! Triggering on a certain slope Test jig for DSOs Test jig for DSOs